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All results from a given calculation for N(CH3)2CONH2 (Urea, N,N-dimethyl-)

using model chemistry: B3LYP/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at B3LYP/cc-pVTZ
 hartrees
Energy at 0K-304.001552
Energy at 298.15K-304.011807
Nuclear repulsion energy253.825566
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B3LYP/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 3681 3559 27.81      
2 A 3574 3454 21.08      
3 A 3156 3051 1.33      
4 A 3108 3005 12.66      
5 A 3067 2965 23.41      
6 A 3044 2942 46.17      
7 A 3002 2902 71.12      
8 A 2976 2877 68.09      
9 A 1750 1692 407.21      
10 A 1628 1574 130.12      
11 A 1540 1489 63.02      
12 A 1511 1461 10.67      
13 A 1503 1453 9.21      
14 A 1502 1451 15.08      
15 A 1480 1431 45.76      
16 A 1438 1390 8.60      
17 A 1424 1377 171.17      
18 A 1291 1248 44.08      
19 A 1270 1228 37.52      
20 A 1172 1133 2.88      
21 A 1131 1093 2.54      
22 A 1099 1062 56.11      
23 A 1083 1047 18.65      
24 A 1024 990 33.26      
25 A 776 750 39.58      
26 A 767 741 2.23      
27 A 600 580 15.65      
28 A 560 542 164.68      
29 A 515 498 6.70      
30 A 435 420 34.27      
31 A 392 379 14.78      
32 A 317 307 11.26      
33 A 191 185 3.71      
34 A 145 141 1.76      
35 A 129 124 3.74      
36 A 92 89 2.38      

Unscaled Zero Point Vibrational Energy (zpe) 26187.0 cm-1
Scaled (by 0.9666) Zero Point Vibrational Energy (zpe) 25312.3 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B3LYP/cc-pVTZ
ABC
0.16952 0.11755 0.07158

See section I.F.4 to change rotational constant units
Geometric Data calculated at B3LYP/cc-pVTZ

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
H1 2.544 0.661 0.164
O2 1.234 -1.337 -0.061
C3 0.761 -0.212 -0.017
N4 -0.589 0.041 -0.036
H5 1.280 1.728 0.501
N6 1.583 0.912 -0.002
H7 -2.207 -1.083 -0.770
H8 -2.099 -1.007 0.998
H9 -0.943 -1.995 0.080
C10 -1.514 -1.073 0.076
H11 -1.296 1.794 0.947
H12 -2.132 1.339 -0.539
H13 -0.530 2.050 -0.638
C14 -1.155 1.375 -0.057

Atom - Atom Distances (Å)
  H1 O2 C3 N4 H5 N6 H7 H8 H9 C10 H11 H12 H13 C14
H12.39941.99283.19981.68831.00685.14565.00294.38404.41324.07964.77633.46723.7730
O22.39941.22152.28543.11692.27673.52233.51262.27902.76414.15004.32643.86263.6137
C31.99281.22151.37382.07401.39213.18323.13732.46882.43433.03083.32342.67752.4876
N43.19982.28541.37382.57502.34062.10142.10862.06951.45152.13102.07782.09881.4490
H51.68833.11692.07402.57501.00614.65544.37534.35713.97892.61543.58792.16292.5226
N61.00682.27671.39212.34061.00614.35074.27063.85223.67903.15763.77752.48292.7769
H75.14563.52233.18322.10144.65544.35071.77291.77481.09303.47122.43333.55572.7662
H85.00293.51263.13732.10864.37534.27061.77291.77641.09442.91392.80443.80602.7706
H94.38402.27902.46882.06954.35713.85221.77481.77641.08473.90303.59284.12923.3790
C104.41322.76412.43431.45153.97893.67901.09301.09441.08473.00392.56383.35112.4769
H114.07964.15003.03082.13102.61543.15763.47122.91393.90303.00391.76411.77951.0973
H124.77634.32643.32342.07783.58793.77752.43332.80443.59282.56381.76411.75561.0900
H133.46723.86262.67752.09882.16292.48293.55573.80604.12923.35111.77951.75561.0884
C143.77303.61372.48761.44902.52262.77692.76622.77063.37902.47691.09731.09001.0884

picture of Urea, N,N-dimethyl- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
H1 N6 C3 111.332 H1 N6 H5 114.021
O2 C3 N4 123.314 O2 C3 N6 121.027
C3 N4 C10 118.967 C3 N4 C14 123.562
C3 N6 H5 118.845 N4 C3 N6 115.604
N4 C10 H7 110.565 N4 C10 H8 111.057
N4 C10 H9 108.505 N4 C14 H11 112.899
N4 C14 H12 109.022 N4 C14 H13 110.806
H7 C10 H8 108.290 H7 C10 H9 109.178
H8 C10 H9 109.218 C10 N4 C14 117.291
H11 C14 H12 107.512 H11 C14 H13 109.005
H12 C14 H13 107.396
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at B3LYP/cc-pVTZ Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 H 0.156     0.360
2 O -0.388     -0.553
3 C 0.260     0.570
4 N -0.073     0.029
5 H 0.144     0.316
6 N -0.271     -0.781
7 H 0.087     0.112
8 H 0.083     0.105
9 H 0.131     0.139
10 C -0.205     -0.333
11 H 0.086     0.087
12 H 0.098     0.118
13 H 0.098     0.106
14 C -0.207     -0.274


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -1.803 3.362 0.991 3.942
CHELPG        
AIM        
ESP -1.839 3.358 1.020 3.962


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -34.159 4.841 1.942
y 4.841 -37.873 1.150
z 1.942 1.150 -37.706
Traceless
 xyz
x 3.630 4.841 1.942
y 4.841 -1.941 1.150
z 1.942 1.150 -1.690
Polar
3z2-r2-3.380
x2-y23.714
xy4.841
xz1.942
yz1.150


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.747 -0.008 -0.019
y -0.008 8.995 0.154
z -0.019 0.154 6.082


<r2> (average value of r2) Å2
<r2> 166.015
(<r2>)1/2 12.885